Een kikker droomt van veren

Recording by Michael Humble.

Recording identifiers

ISRC
NLQ902200115
CopyrightID (CopyrightChains transaction hash)
0x8bdf2fe317aef0390b1e707f8e350c3b401a97e4e88d46951c17a20a1ad524ee
Copyright registration time
2026-07-31T17:53:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T18:48:12Z
Bitcoin block
960448
Canonical record hash
sha256:89c926241a620f8575711f9d4bffe729fb196147eea225dccadc6794dace6fc1

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.